Manuscript Summary: Superbly crafted Sacramentary of St. Gall from the time of Abbot Norpert of Stablo (1034-1072) for the celebration of the Mass. With Calendar, Gradual and Sacramentary, illustrations include five full-page, high-quality miniatures of the principal feast days of the liturgical year (Christmas, Good Friday, Easter, Ascension, Pentecost). (smu)